chromium/content/common/input/synthetic_smooth_move_gesture.h

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_MOVE_GESTURE_H_
#define CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_MOVE_GESTURE_H_

#include <memory>
#include <vector>

#include "base/time/time.h"
#include "content/common/content_export.h"
#include "content/common/input/synthetic_gesture.h"
#include "content/common/input/synthetic_gesture_params.h"
#include "content/common/input/synthetic_gesture_target.h"
#include "content/common/input/synthetic_pointer_driver.h"
#include "third_party/blink/public/common/input/web_input_event.h"
#include "third_party/blink/public/common/input/web_mouse_wheel_event.h"
#include "ui/events/types/scroll_types.h"
#include "ui/gfx/geometry/vector2d.h"
#include "ui/gfx/geometry/vector2d_f.h"

namespace content {

struct CONTENT_EXPORT SyntheticSmoothMoveGestureParams
    : public SyntheticGestureParams { … };

// This class is used as helper class for simulation of scroll and drag.
// Simulates scrolling/dragging given a sequence of distances as a continuous
// gestures (i.e. when synthesizing touch or mouse drag events, the pointer is
// not lifted when changing scroll direction).
// If no distance is provided or the first one is 0, no touch events are
// generated.
// When synthesizing touch events for scrolling, the first distance is extended
// to compensate for the touch slop.
class CONTENT_EXPORT SyntheticSmoothMoveGesture
    : public SyntheticGestureBase<SyntheticSmoothMoveGestureParams> { … };

}  // namespace content

#endif  // CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_MOVE_GESTURE_H_